package com.example.util;

import org.springframework.stereotype.Component;
import sun.misc.BASE64Encoder;
import javax.servlet.http.HttpServletResponse;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.URL;
import java.net.URLConnection;

/**
 * @Description //TODO
 * @Date 2022/9/18 19:52
 * @Author lonng
 **/
@Component
public class PostManUtil {
    public String sendPost(String url, String requestBody, String acount) {
        String result = "";
        try {
            URL realUrl = new URL(url);
            //打开和URL之间的连接
            URLConnection conn = realUrl.openConnection();
            //设置通用的请求属性
            conn.setRequestProperty("accept", "*/*");
            conn.setRequestProperty("connection", "Keep-Alive");
            conn.setRequestProperty("Content-Type", "application/json");
            conn.setRequestProperty("Authorization", "Basic " + new BASE64Encoder().encode(acount.getBytes()));
            conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
            //发送POST请求设置
            conn.setDoOutput(true);
            conn.setDoInput(true);
            //获取URLConnection对象对应的输出流
            PrintWriter out = new PrintWriter(conn.getOutputStream());
            //发送请求参数
            out.print(requestBody);
            //flush输出流的缓冲
            out.flush();
            // 定义 BufferedReader输入流来读取URL的响应
            BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "utf-8"));
            String line;
            while ((line = in.readLine()) != null) {
                result += "\n" + line;
            }
        } catch (Exception e) {
            System.out.println("发送POST请求出现异常" + e);
            e.printStackTrace();
        }
        return result;
    }

}
